On the simultaneous equations sigma(2(a)) = p(f1 )q(g1), sigma(3(b)) = p(f2)q(g2), sigma(5(c)) = p(f3) q(g3)

Yamada, T

Yamada, T (reprint author), Osaka Univ, Ctr Japanese Language & Culture, 8-1-1 Aomatanihigashi, Osaka 5628558, Japan.

PUBLICATIONES MATHEMATICAE-DEBRECEN, 2018; 93 (1-2): 57

Abstract

Let sigma(N) denote the sum of divisors of N. We shall solve the simultaneous equations sigma(2(a)) = p(f)(1)q(g1), sigma(3(b)) = p(f2)q(g2), sigma(5(......

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